backbone = dict(
    type='swin',
    name='swin_large_patch4_window7_224_22k',
    embed_dim=192,
    in_chans=3,
    patch_size=4,
    depths=[2, 2, 18, 2],
    num_heads=[6, 12, 24, 48],
    window_size=7,
    ape=False,
    drop_rate=0.0,
    patch_norm=True,
    use_checkpoint=False,
    mlp_ratio=4.0,
    qkv_bias=True,
    qk_scale=None,
    fused_window_process=False,  # for acceleration
    fused_layernorm=False,
    attn_drop_rate=0.,
    drop_path_rate=0.3,
    noFPN=False,
    strides=(4, 2, 2, 2),
    out_indices=(0, 1, 2, 3),
    use_abs_pos_embed=False,
)
